User interface for a display screen



FIG. 1 is a front view of a portion of a user interface for a display screen, according an example embodiment and showing our new design, with the portion of the user interface having a first appearance state;

FIG. 2 is a front view of the portion of the user interface, according to the example embodiment, having a second appearance state;

FIG. 3 is a front view of the portion of the user interface, according to the example embodiment, having a third appearance state; and,

FIG. 4 is a front view of the portion of the user interface, according to the example embodiment, having a fourth appearance state.

The appearances of the portion of the example user interface are shown by the representative consecutive appearance states in FIGS. 1–4.

The broken line showing of display screens, windows, and various graphical representations is for illustrative purposes only and forms no part of the claimed design.

The subject matter in this application includes a process or period in which an image changes into another image. This process or period forms no part of the claimed design. 

The ornamental design for a user interface for a display screen, as shown and described. 